[classlib][awt] Results of running checker tool
-----------------------------------------------
Key: HARMONY-3677
URL: https://issues.apache.org/jira/browse/HARMONY-3677
Project: Harmony
Issue Type: Bug
Components: Classlib
Reporter: Tim Ellison
Priority: Minor
Report of running IBM checker on harmony AWT code (may include false positives):
BEAM_VERSION=3.3.0d
BEAM_ROOT=/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/unix
BEAM_DIRECTORY_WRITE_INNOCENTS=
BEAM_DIRECTORY_WRITE_ERRORS=
-- MISTAKE1 /*no effect*/ >>>MISTAKE1_setRGB_af03179d1505
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/blitter.cpp",
line 1176: Statement has no effect
-- ERROR1 /*uninitialized*/ >>>ERROR1_setRGB_cfedeb9710255847
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/blitter.cpp",
line 1145: uninitialized `pixel'
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/blitter.cpp",
line 976: allocating `pixel'
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/blitter.cpp",
line 1118: selecting this case
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/blitter.cpp",
line 1128: loop entry condition is false, therefore exiting from the loop started on line
1128
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/blitter.cpp",
line 1145: getting the value of `pixel'
VALUES AT THE END OF THE PATH:
i (declared on line 1128) >= 0
type = 12
-- ERROR1 /*uninitialized*/ >>>ERROR1_setRGB_f13d25ca10255847
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/blitter.cpp",
line 1209: uninitialized `pixel'
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/blitter.cpp",
line 976: allocating `pixel'
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/blitter.cpp",
line 1149: selecting this case
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/blitter.cpp",
line 1179: loop entry condition is false, therefore exiting from the loop started on line
1179
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/blitter.cpp",
line 1209: getting the value of `pixel'
VALUES AT THE END OF THE PATH:
type = 13
-- ERROR26 /*violated property*/ >>>ERROR26_Java_org_apache_harmony_awt_gl_image_GifDecoder_toRGB_1dcb4a41d99747d4
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 251: `env' is not `not critical' (it is `critical')
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 246: `env' generates a value that is `critical' (used as evidence that error is possible)
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 251: `env' requires argument #1 to be `not critical'
-- ERROR26 /*violated property*/ >>>ERROR26_Java_org_apache_harmony_awt_gl_image_GifDecoder_toRGB_3e00e51fb9ede143
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 250: `env' is not `not critical' (it is `critical')
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 246: `env' generates a value that is `critical' (used as evidence that error is possible)
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 250: `env' requires argument #1 to be `not critical'
-- ERROR26 /*violated property*/ >>>ERROR26_Java_org_apache_harmony_awt_gl_image_GifDecoder_toRGB_b3c11a2656fb7f74
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 249: `env' is not `not critical' (it is `critical')
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 246: `env' generates a value that is `critical' (used as evidence that error is possible)
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 249: `env' requires argument #1 to be `not critical'
-- MISTAKE4 /*fall through*/ >>>MISTAKE4_readExtension_b50bc7471505
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 541: A break might be missing
-- ERROR26 /*violated property*/ >>>ERROR26_Java_org_apache_harmony_awt_gl_image_GifDecoder_decode_7fb511eb9c5753f5
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 175: `env' is not `not critical' (it is `critical')
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 104: `env' generates a value that is `critical' (used as evidence that error is possible)
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 108: conjunct is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 108: assuming `decoder->bytesInBuffer == 1'
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 108: loop entry condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 161: break from the switch started on line 109
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 108: going around the loop again
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 108: loop entry condition is false, therefore exiting from the loop started on line 108
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 175: `env' requires argument #1 to be `not critical'
VALUES AT THE END OF THE PATH:
retval <= 5
bytesInBuffer >= -2147483646
-- ERROR26 /*violated property*/ >>>ERROR26_decompress_80dc33303d7874f3
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 759: `env' is not `not critical' (it is `critical')
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 735: the if-condition is false
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 739: `env' generates a value that is `critical' (used as evidence that error is possible)
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 749: the if-condition is false
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 757: the if-condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/gifdecoder.c",
line 759: `env' requires argument #1 to be `not critical'
VALUES AT THE END OF THE PATH:
savedBlockSize = 0
-- ERROR22 /*division by 0*/ >>>ERROR22_init_divLUT_9a944c43d6037d2a
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/LUTTables.cpp",
line 46: division by 0
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/LUTTables.cpp",
line 43: the if-condition is false
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/LUTTables.cpp",
line 44: loop entry condition is true (used as evidence that error is possible)
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/LUTTables.cpp",
line 45: assuming `j == i'
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/LUTTables.cpp",
line 45: loop entry condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/LUTTables.cpp",
line 46: divisor `i' is 0
VALUES AT THE END OF THE PATH:
divLUT_inited = 0
j = 0
i = 0
-- ERROR26 /*violated property*/ >>>ERROR26_Java_org_apache_harmony_awt_gl_image_PngDecoder_decode_fcc01476fa60a68
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 82: `env' is not `not critical' (it is `critical')
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 55: the if-condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 56: the if-condition is false
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 63: the if-condition is false
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 74: `env' generates a value that is `critical' (used as evidence that error is possible)
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 77: the if-condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 78: disjunct is false
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 78: the if-condition is false
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 82: `env' requires argument #1 to be `not critical'
VALUES AT THE END OF THE PATH:
hDecoder = 0
-- ERROR26 /*violated property*/ >>>ERROR26_Java_org_apache_harmony_awt_gl_image_PngDecoder_decode_12f8bf9b8df188f1
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 80: `env' is not `not critical' (it is `critical')
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 55: the if-condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 56: the if-condition is false
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 63: the if-condition is false
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 74: `env' generates a value that is `critical' (used as evidence that error is possible)
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 77: the if-condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 78: the if-condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/pngdecoder.c",
line 80: `env' requires argument #1 to be `not critical'
VALUES AT THE END OF THE PATH:
hDecoder = 0
-- ERROR1 /*uninitialized*/ >>>ERROR1_Java_org_apache_harmony_awt_gl_ImageSurface_createSurfStruct_2fad85a97c949ab7
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 674: uninitialized `surf->bits[3]'
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 647: allocating using `malloc'
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 651: loop entry condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 651: going around the loop again
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 651: loop entry condition is false, therefore exiting from the loop started on line 651
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 661: the if-condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 672: the if-condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 674: getting the value of `surf->bits[3]'
VALUES AT THE END OF THE PATH:
i = 1
hasAlpha != 0
cmType = 1
-- ERROR1 /*uninitialized*/ >>>ERROR1_Java_org_apache_harmony_awt_gl_ImageSurface_createSurfStruct_f265826e7c949ab7
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 671: uninitialized `surf->bits[2]'
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 647: allocating using `malloc'
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 651: loop entry condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 651: going around the loop again
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 651: loop entry condition is false, therefore exiting from the loop started on line 651
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 671: getting the value of `surf->bits[2]'
VALUES AT THE END OF THE PATH:
i = 1
cmType = 1
-- ERROR1 /*uninitialized*/ >>>ERROR1_Java_org_apache_harmony_awt_gl_ImageSurface_createSurfStruct_e5827b487c949ab7
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 669: uninitialized `surf->bits[1]'
ONE POSSIBLE PATH LEADING TO THE ERROR:
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 647: allocating using `malloc'
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 651: loop entry condition is true
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 651: going around the loop again
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 651: loop entry condition is false, therefore exiting from the loop started on line 651
"/home/gkondo/harmony/trunk/working_classlib/modules/awt/src/main/native/gl/shared/SurfaceDataStructure.cpp",
line 669: getting the value of `surf->bits[1]'
VALUES AT THE END OF THE PATH:
i = 1
cmType = 1
--
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